<template>
    <div>
        <!-- 面包屑 -->
        <el-breadcrumb separator=">">
            <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>用户管理</el-breadcrumb-item>
            <el-breadcrumb-item>用户列表</el-breadcrumb-item>
        </el-breadcrumb>

        <!-- 卡片视图区 -->
        <el-card>
            <el-row :gutter="20">
                <!-- 搜索框 -->
                <el-col :span="12">
                    <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
                        <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
                    </el-input>
                </el-col>
                <el-col :span="4">
                    <el-button type="primary" @click="dialogFormVisible = true">添加用户</el-button>
                </el-col>
            </el-row>
            <!-- 用户列表 -->
            <el-table :data="userlist" border stripe style="width: 100%">
                <el-table-column type="index" label="#"></el-table-column>
                <el-table-column prop="username" label="姓名" width="180"></el-table-column>
                <el-table-column prop="email" label="邮箱" width="180"></el-table-column>
                <el-table-column prop="mobile" label="电话" width="180"></el-table-column>
                <el-table-column prop="role_name" label="角色" width="180"></el-table-column>
                <el-table-column label="状态" width="180">
                    <template slot-scope="scope">
                        <el-switch v-model="scope.row.mg_state" @change="userStateChange(scope.row)">
                        </el-switch>
                    </template>
                </el-table-column>
                <el-table-column label="操作" width="180">
                    <template slot-scope="scope">
                        <!-- 编辑 -->
                        <el-button type="primary" icon="el-icon-edit" circle size="mini"
                            @click="showEditDialog(scope.row.id)"></el-button>
                        <!-- 删除 -->
                        <el-button type="danger" icon="el-icon-delete" circle size="mini" @click="deleteUserById(scope.row.id)"></el-button>
                        <!-- 分配角色 -->
                        <el-tooltip effect="dark" content="分配角色" placement="top">
                            <el-button type="warning" icon="el-icon-setting" circle size="mini" :enterable='false'>
                            </el-button>
                        </el-tooltip>
                    </template>
                </el-table-column>
            </el-table>
            <!-- 分页 -->
            <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
                :current-page="queryInfo.pagenum" :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize"
                layout="total, sizes, prev, pager, next, jumper" :total="total">
            </el-pagination>
        </el-card>
        <!-- 添加用户对话框 -->
        <el-dialog title="添加用户" :visible.sync="dialogFormVisible" width="50%" @close="addDialogClose">
            <!-- 添加用户表单 -->
            <el-form :model="addForm" :rules="addFormRules" ref="addForm" label-width="70px">
                <el-form-item label="用户名" prop="username">
                    <el-input v-model="addForm.username"></el-input>
                </el-form-item>
                <el-form-item label="密码" prop="password">
                    <el-input v-model="addForm.password"></el-input>
                </el-form-item>
                <el-form-item label="邮箱" prop="email">
                    <el-input v-model="addForm.email"></el-input>
                </el-form-item>
                <el-form-item label="电话" prop="mobile">
                    <el-input v-model="addForm.mobile"></el-input>
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button @click="dialogFormVisible = false">取 消</el-button>
                <el-button type="primary" @click="addUser">确 定</el-button>
            </div>
        </el-dialog>
        <!-- 编辑用户对话框 -->
        <el-dialog title="编辑用户" :visible.sync="editdialogFormVisible" width="50%" @close="editDialogClsoed">
            <!-- 编辑用户表单 -->
            <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
                <el-form-item label="用户名">
                    <el-input v-model="editForm.username" disabled></el-input>
                </el-form-item>
                <el-form-item label="邮箱" prop="email">
                    <el-input v-model="editForm.email"></el-input>
                </el-form-item>
                <el-form-item label="手机号" prop="mobile">
                    <el-input v-model="editForm.mobile"></el-input>
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button @click="editdialogFormVisible = false">取 消</el-button>
                <el-button type="primary" @click="editUserInfo">确 定</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>
    export default {
        data() {
            //验证邮箱
            var checkEmail = (rule, value, cb) => {
                //验证邮箱的正则
                var regEmail = /^[a-zA-Z0-9]+([-_.][a-zA-Z0-9]+)*@[a-zA-Z0-9]+([-_.][a-zA-Z0-9]+)*\.[a-z]{2,}$/;
                if (regEmail.test(value)) return cb();
                cb(new Error("请输入正确的邮箱！"));
            }
            //验证手机号码
            var checkMobile = (rule, value, cb) => {
                //验证手机号的正则
                const regMobie = /^(0 |86 |17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/;
                if (regMobie.test(value)) return cb();
                cb(new Error("请输入正确的手机号！"))
            }
            return {
                //获取用户列表的参数对象
                queryInfo: {
                    query: '',     //查询关键字
                    pagenum: 1,    //页数
                    pagesize: 10   //个数
                },
                //用户列表
                userlist: [],
                //总用户数量
                total: 0,
                //控制添加用户对话框的显示和隐藏
                dialogFormVisible: false,
                //控制编辑用户对话框的显示和隐藏
                editdialogFormVisible: false,
                //添加用户表单数据
                addForm: {
                    username: '',
                    passowrd: '',
                    email: '',
                    mobile: ''
                },
                //编辑用户表单数据
                editForm: {
                },
                //添加表单验证规则
                addFormRules: {
                    username: [
                        { required: true, message: '请输入用户名', trigger: 'blur' },
                        { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
                    ],
                    password: [
                        { required: true, message: '请输入密码', trigger: 'blur' },
                        { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
                    ],
                    email: [
                        { required: true, message: '请输入邮箱', trigger: 'blur' },
                        { validator: checkEmail, trigger: 'blur' }
                    ],
                    mobile: [
                        { required: true, message: '请输入手机号', trigger: 'blur' },
                        { validator: checkMobile, trigger: 'blur' }
                    ]
                },
                editFormRules: {
                    username: [
                        { required: true, message: '请输入用户名', trigger: 'blur' },
                        { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
                    ],
                    password: [
                        { required: true, message: '请输入密码', trigger: 'blur' },
                        { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
                    ],
                    email: [
                        { required: true, message: '请输入邮箱', trigger: 'blur' },
                        { validator: checkEmail, trigger: 'blur' }
                    ],
                    mobile: [
                        { required: true, message: '请输入手机号', trigger: 'blur' },
                        { validator: checkMobile, trigger: 'blur' }
                    ]
                }
            }
        },
        created() {
            this.getUserList();
        },
        methods: {
            async getUserList() {
                const { data: res } = await this.$http.get('users', {
                    params: this.queryInfo
                });
                if (res.meta.status !== 200) {
                    return this.$message.error("获取用户数据失败");
                }
                this.userlist = res.data.users;
                this.total = res.data.total;
                console.log(res);
            },
            // 监听pagesize改变
            handleSizeChange(newSize) {
                // console.log(newSize);
                this.queryInfo.pagesize = newSize;
                this.getUserList();
            },
            // 监听页码变化
            handleCurrentChange(newPage) {
                // console.log(newPage);
                this.queryInfo.pagenum = newPage;
                this.getUserList();
            },
            //监听switch开关状态的改变
            async userStateChange(userinfo) {
                // console.log(userinfo);
                const { data: res } = await this.$http.put(`users/${userinfo.id}/state/${userinfo.mg_state}`);
                if (res.meta.status !== 200) {
                    userinfo.mg_state = !userinfo.mg_state;
                    return this.$message.error('更新用户状态失败!');
                }
                this.$message.success('更新用户状态成功!');
            },
            //监听对话框关闭事件
            addDialogClose() {
                this.$refs.addForm.resetFields();
            },
            //点击按钮，添加新用户
            addUser() {
                this.$refs.addForm.validate(async valid => {
                    // console.log(valid);
                    if (!valid) return;
                    const { data: res } = await this.$http.post('users', this.addForm);
                    // console.log(res);
                    if (res.meta.status !== 201) this.$message.error("添加用户失败");
                    this.$message.success("添加用户成功");
                    //关闭对话框
                    this.dialogFormVisible = false;
                    //刷新列表
                    this.getUserList();
                })
            },
            async showEditDialog(id) {
                const {data : res} = await this.$http.get('users/' + id);
                if(res.meta.status !== 200) {
                    return this.$message.error("查询用户信息失败");
                }
                this.editForm = res.data;
                this.editdialogFormVisible = true;
            },
            //监听修改用户对话框的关闭事件
            editDialogClsoed() {
                this.$refs.editFormRef.resetFields();
            },
            //修改用户信息并提交
            editUserInfo() {
                this.$refs.editFormRef.validate(async (valid) => {
                    // console.log(valid);
                  if(!valid)  return;
                  //如果通过，发起修改用户信息的数据请求
                  const {data: res} = await this.$http.put('users/' + this.editForm.id, {
                    email: this.editForm.email,
                    mobile: this.editForm.mobile
                  });
                  if(res.meta.status !== 200) {
                    return this.$message.error('更新用户失败');
                  }
                  //关闭对话框
                  this.editdialogFormVisible = false;
                  //刷新数据列表
                  this.getUserList();
                  //提示修改成功
                  this.$message.success('更新用户成功');
                });
            },
            //根据用户id删除用户
            async deleteUserById(id) {
              //弹框询问用户是否删除数据
              const confirmResult = await this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
              }).catch(err => err);
              // console.log(confirmResult);
              if(confirmResult !== 'confirm') {
                return this.$message.info('已经取消删除');
              }
              const {data:res} = await this.$http.delete('users/' + id);
              if(res.meta.status !== 200) {
                return this.$message.error('删除用户失败');
              }
              this.$message.success('删除用户成功');
              this.getUserList();
            }
        }
    }
</script>

<style lang="less" scoped>

</style>
